Despite widespread hope among harried parents that St. John's wort could cure their children's attention problems, a new study says the popular herbal supplement seems to have no effect on the mood disorder.
St. John's wort has been used for centuries as a kind of wonder drug, useful in treating anything from mental conditions to nerve pain, to wounds and burns; the herb was even used in ancient Greece to rid the body of evil spirits.
Today, St. John's wort remains one of the most popular and...Full Story